The document summarizes a case study about constructive relations at a top trucking company. It discusses how the company applied the Harvard Framework Model to revamp its human resource practices. This included replacing the manager, implementing new computer systems, uniforms, communication channels, and training, especially for drivers. The summary analyzes how the new manager and union delegate George played key roles in the company's success. However, it also notes there is risk if either the manager or George were to leave the company.